thead .sorting_asc {
	cursor: pointer;
	position: relative;
}
thead .sorting_desc {
	cursor: pointer;
	position: relative;
}
thead .sorting {
	cursor: pointer;
	position: relative;
}
thead .sorting:after {
	position: absolute;
    top: 8px;
    right: 8px;
    display: block;
    font-family: 'FontAwesome';
    opacity: 0.2;
    content: "\f0dc";
}
thead .sorting_asc:after {
	position: absolute;
    top: 8px;
    right: 8px;
    display: block;
    font-family: 'FontAwesome';
    opacity: 0.5;
    content: "\f0de";
}
thead .sorting_desc:after {
	position: absolute;
    top: 8px;
    right: 8px;
    display: block;
    font-family: 'FontAwesome';
    opacity: 0.5;
    content: "\f0dd";
}
:after, :before {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}